TWI678557B - Nose pad structure and head-mounted device using the same - Google Patents

Abstract

A nose pad structure is suitable for a head-mounted device. The nose pad structure includes a first nose pad and a second nose pad. The first nose pad has a first fixing portion and a first free portion, and the first fixing portion is assembled in the head-mounted device. The second nose pad has a second fixing portion and a second free portion. The second fixing portion is assembled to the head-mounted device, and the first free portion and the second free portion overlap with each other movably. When the user wears the headgear, the first nose pad and the second nose pad cover and contact the user's nose, and the overlapping state of the first free part and the second free part is adjusted according to the nose shape of the user.

Description

Nose pad structure and headgear device using same

The present invention relates to a nose pad structure, and more particularly to a nose pad structure of a head-mounted device.

With the development of display devices, the size and weight of display devices are developing toward miniaturization. In recent years, wearable devices have become a popular R & D mainstream in the electronics industry, and their application products have covered headphones and bracelets. , Glasses, even hats, socks, etc., some products can bring great convenience to human life, some products are used to improve the accuracy of experimental or measurement results, and some products are for entertainment.

Among them, in terms of head-mounted displays, the most common application products are virtual reality (VR), augmented reality (AR), or mixed reality that allows users to see special visual effects after wearing. (Mixed Reality, MR) and other systems, and can meet a variety of use needs.

A head-mounted device, such as a Head-Mounted Display (HMD), is an optical product for visual display. It places a display module in front of the user's eyes, and passes the image output by the display module through the optical component. Projected onto the user's retina to produce a recombination of images via the visual nerves of the human brain to produce a flat or three-dimensional and large-sized image.

Generally speaking, the head-mounted device is worn on the user's head in a manner of overall coverage. However, the shape of the user's face and nose varies from person to person, and it is impossible for a single product to be properly worn on everyone's face. Therefore, how to improve the comfort level of the user when wearing the head-mounted device has become a subject for those skilled in the art to think and solve.

The invention provides a nose pad structure and a headgear device using the nose pad structure, which can adapt to users with different nose shapes by a movable nose pad structure.

The nose pad structure of the present invention is suitable for a head-mounted device. The nose pad structure includes a first nose pad and a second nose pad. The first nose pad has a first fixing portion and a first free portion, and the first fixing portion is assembled in the head-mounted device. The second nose pad has a second fixing portion and a second free portion. The second fixing portion is assembled to the head-mounted device, and the first free portion and the second free portion overlap with each other movably. When the user wears the headgear, the first nose pad and the second nose pad cover and contact the user's nose, and the overlapping state of the first free part and the second free part is adjusted according to the nose shape of the user.

The headgear device of the present invention includes a body and a nose pad structure. The body has a display screen and a nose rest, and the nose rest is located below the center of the display. The body also has a trailing edge extending away from the display screen, and there is a step between the trailing edge and the nose rest. The nose pad structure is assembled on the body and fills the gap. When the user wears the headgear, the nose pad structure abuts between the user's nose and the nose rest.

Based on the above, in the head-mounted device, the nose pad structure includes a first nose pad and a second nose pad, each of which is assembled to the body of the head-mounted device with a fixed portion, and each of which movably overlaps each other with a free portion, thereby forming a petal structure. Therefore, when the user wears the head-mounted device, the free part of the first nose pad and the second nose pad can change the overlapping state according to the nose shape of the user. Therefore, even users with different face contours and nose shapes When wearing the same head-mounted device, the nose pad structure can still be adapted to different users, thereby providing users with a comfortable use state.

In order to make the above features and advantages of the present invention more comprehensible, embodiments are hereinafter described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic diagram of a head-mounted device according to an embodiment of the present invention. Please refer to FIG. 1. In this embodiment, the head-mounted device 100 includes a nose pad structure 110 and a body 120. The body 120 includes a housing 122, a face rest 121, and a display screen 124 and a nose disposed in the housing 122. The leaning portion 126, wherein the nose leaning portion 126 is located lower than the center of the display screen 124, and the casing 122 covers the outside of the display screen 124 and extends in a direction away from the display screen 124 to form a terminal edge E1. The face rest 121 is made of a cushioning material such as foam or rubber, and is provided at the edge E1. The nose pad structure 110 is assembled in the body 120 and is located between the nose rest portion 126 and the terminal edge E1 and is attached to the face rest portion 121 at the same time. When the user wears the head-mounted device 100, the user's face will abut against the face rest 121, and the nose pad structure 110 will abut between the nose rest 126 and the user's nose to pass through the nose pad structure 110 and the face rest 121 provide a comfortable use experience for the user.

2A to 2C are exploded views of the head-mounted device of FIG. 1 at different viewing angles. Please refer to FIG. 2A to FIG. 2C at the same time. As far as the user's face is concerned, the edge E1 of the body 120 and the face rest 121 at the edge E1 actually have discontinuous contours, while the nose pad structure 100 continues. From the discontinuous structure. Further, for the body 120, there is a step T1 between the trailing edge E1 and the nose section 126. The trailing edge E1 shown in FIG. 2A is extended by the solid outline of the body 120, which is beneficial as a reference for the step T1. At the same time, the direction of the step difference T1 is consistent with the direction of the user's face. Therefore, the nose pad structure 100 becomes a structure for filling the step difference T1.

FIG. 3 is another exploded view of the head-mounted device, which further disassembles the nose pad structure 110. Please refer to FIG. 2A and FIG. 3 at the same time. In this embodiment, the nose pad structure 110 includes a first nose pad 111 and a second nose pad 112, wherein the first nose pad 111 has a first fixing portion 111a and a first free portion 111b. And the first wing portion 111c, and the second nose pad 112 has a second fixing portion 112a, a second free portion 112b, and a second wing portion 112c. At the same time, it can be clearly seen from FIG. 2A and FIG. 3 that the first fixing portion 111a and the second fixing portion 112a are respectively assembled at the edge E1 of the housing 122, and the first free portion 111b and the second free portion 112b are movable with each other. It overlaps, so that the first free portion 111b and the second free portion 112b can form a petal structure. When the user wears the head-mounted device 100 and the nose abuts on the nose pad structure 110, the movable first free portion 111b and the second free portion 112b can be driven by the user's nose to generate relative displacement and deformation. The nose pad structure 110 can be adapted to the nose shape of the user.

In detail, please refer to FIG. 2C and FIG. 3. In this embodiment, the head-mounted device 100 further includes a pair of gaps 123 a and 123 b between the nose rest portion 126 and the trailing edge E1, and the first fixing portion 111 a and The second fixing portion 112a extends into the slits 123a, 123b and is assembled to the body 120 of the head-mounted device 100, and partially closes the slit 123a of the first free portion 111b, and partially closes the slit 123a of the second free portion 112b. Furthermore, after the nose pad structure 110 is coupled to the body 110, the aforementioned first wing portion 111c and the second wing portion 112c are respectively attached to the lower surfaces 121a and 121b of the face rest portion 121, which can improve the nose pad structure 110. In addition to the strength of the combination with the body 120, it can also provide a shielding effect to the gap at the face rest 121, that is, to prevent the light from the external environment from entering the outside of the housing 122 through the lower surfaces 121a and 121b of the face rest 121.

The above-mentioned reason is that although the face rest portion 121 is made of a cushioning material and is flexible, since the surface contour of the user's face at the nose is not as smooth as that at the forehead, it is easy to generate a gap and also cause external Ambient light easily enters the casing 122 from these gaps, and affects the visual effect of the user viewing the display screen 124. Accordingly, the first wings 111c and the second wings 112c attached to the lower surfaces 121a and 121b can bear on the nose of the user when the user wears the head-mounted device 100 (that is, the first wings 111c and The second wing portion 112c abuts between the user's nose wing and the lower surfaces 121a and 121b of the face support portion 121), so as to provide a further light shielding effect to the gap there.

As shown in FIG. 1, in this embodiment, for the nose pad structure 110, the combined first nose pad 111 and the second nose pad 112 form a common upper edge E4 and a lower edge E5 to correspond to the nose rest portion. The upper edge E2 and lower edge E3 of 126, wherein the lower edge E5 of the nose pad structure 110 is combined and abuts against the lower edge E3 of the nose pad portion 126, and the upper edge E4 of the nose pad structure 110 and the upper edge of the nose pad portion 126 There is a space SP between E2. Accordingly, the space SP can be a space for accommodating the displacement and deformation of the first free portion 111b and the second free portion 112b.

In this embodiment, the second nose pad 112 further has a skirt portion 112d located at the lower edge E5, which is used to provide a further light-shielding effect when abutting against the lower edge E3 of the nose rest portion 126, so as to prevent light from the external environment from passing through. A gap that may be generated between the lower edge E3 of the nose rest portion 126 and the lower edge E5 of the nose pad structure 110 enters the housing 122.

FIG. 4A is a schematic diagram of some components of the head-mounted device. FIG. 4B is a schematic view of the structure of the nose pad in FIG. 4A and another state. FIG. 4C is a cross-sectional view of the headgear device of FIG. 4A along the line AA ′, where FIG. 4A illustrates the initial state of the nose pad structure 110, and FIG. 4B illustrates the user when the user wears the headgear device 100. The nose bridge causes displacement and deformation to the nose pad structure 110. Please refer to FIG. 4A and FIG. 4B first. As mentioned above, since the first free portion 111b and the second free portion 112b are movably overlapped with each other, when the user's nose is against the nose pad structure 110, the first The overlapping state of the first free portion 111b and the second free portion 112b can be adjusted correspondingly according to the nose shape of the user. 4A and 4B, it can be seen that, since the first fixing portion 111a and the second fixing portion 112a of the nose pad structure 110 are adjacent to the lower edge E5 of the nose pad structure 110 and are respectively fixed on opposite sides of the housing 122, they are petals The structure of the first nose pad 111 and the second nose pad 112 under the driving of the bridge of the nose will show the blooming process, as shown in FIG. 4A, driven by the forces F1, F2 and F3. The upper edge of the aforementioned nose pad structure 110 E4 is further divided into the upper edge E4a of the first free portion 111b and the upper edge E4b of the second free portion 112b. At the same time, the relative displacement and deformation of the first nose pad 111 and the second nose pad 112 during the blooming process both occur in the aforementioned space SP.

Please refer to FIG. 4A and FIG. 4C again. Here, a fixing method is provided to describe the coupling relationship between the first fixing portion 111a, the second fixing portion 112b, and the casing 122. Since the nose pad structure 110 is made of rubber material, it has considerable flexibility and elasticity. According to this, the casing 122 of this embodiment further has a buckling convex portion 122a, and the second fixing portion 112a has a buckling hole 122b. The second protrusion portion 122a is passed through and buckled into the buckling hole 122b to complete the second The connection between the fixing portion 112 a and the case 122. Of course, the first fixing portion 111a and the casing 122 are also combined with each other in the same structure. At the same time, it should be noted that anyone who is sufficient to fixedly couple the first fixing portion 111a and the second fixing portion 112a to the housing 122 can be applied to the present invention.

FIG. 5A is a schematic diagram of a nose pad structure according to another embodiment of the present invention. Fig. 5B is a cross-sectional view of the nose pad structure of Fig. 5A taken along the line B-B '. FIG. 5C is a schematic view of the nose pad structure of FIG. 5A in another state. Please refer to FIGS. 5A to 5C at the same time. In this embodiment, the nose pad structure 210 is substantially the same as the nose pad structure 110 shown in the previous embodiment, and is also applicable to the head-mounted device 100. The difference is that the nose pad structure 210 also includes The pivoting portion 213 connects the first free portion 111b and the second free portion 112b. Here, the pivoting portion 213 is composed of a buckle hole 213b on the first free portion 111b and a buckle projection 213a on the second free portion 112b, similar to the buckle projection 122a and the buckle hole 122b described above, and The same is not the case. When the first free portion 111b and the second free portion 112b are combined via the pivoting portion 213, the pivoting portion 213 is used as its pivoting center.

According to this, when the user wears the head-mounted device 100 and his nose drives the nose pad structure 210, the user's nose will contact and drive the first free portion 111b and the second free portion 112b with the pivot portion 213 as the center. Rotate to adjust the overlapping state of the first free portion 111b and the second free portion 112b. Here, since the pivoting portion 213 is adjacent to the lower edge of the first free portion 111b and the lower edge of the second free portion 112b, when adjusting the overlapping state, the upper edge of the first free portion 111b and the second free portion The upper edge of 112b will rotate and displace relative to the pivoting portion 213, where the relative rotation angle Δθ and the relative displacement ΔT caused by it. Here, the pivoting portion 213 is used to provide a limiting structure for the nose pad structure 210 to perform relative movement smoothly, so as to prevent the friction between the nose pads from being too large and the blooming process being difficult to perform.

In summary, in the above embodiment of the present invention, the nose pad structure of the head-mounted device includes a first nose pad and a second nose pad, each of which is fixed to the body of the head-mounted device with a fixed portion, and It overlaps movably to form a petal structure. Therefore, when the user wears the head-mounted device, the free part of the first nose pad and the second nose pad can change the overlapping state according to the nose shape of the user, that is, the free part is driven by the user's nose to make the nose The cushion structure undergoes the blooming process, and there is a space between the upper edge of the nose pad structure and the upper edge of the body's nose rest, which is used to accommodate the relative displacement and deformation generated during the blooming process, so that the process can proceed smoothly .

Furthermore, in another embodiment, the nose pad structure further connects the pivoting portions between the free portions, thereby causing the effect of the free portions to pivot smoothly, thereby enabling the blooming process to proceed smoothly.

In this way, even if users with different facial contours and nose shapes wear the same headgear device, the nose pad structure can still be adapted to different users, thereby providing users with a comfortable use state.

Although the present invention has been disclosed as above with the examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some modifications and retouching without departing from the spirit and scope of the present invention. The protection scope of the present invention shall be determined by the scope of the attached patent application.

100‧‧‧ Headset

110, 210‧‧‧ Nose pad structure

111‧‧‧first nose pad

111a‧‧‧First fixing part

111b‧‧‧First Ministry of Freedom

111c‧‧‧First Wing

112‧‧‧Second Nose Pad

112a‧‧‧Second Fixing Section

112b‧‧‧Second Freedom Department

112c‧‧‧Second Wing

112d‧‧‧skirt

120‧‧‧ body

121‧‧‧face rest

121a, 121b‧‧‧ lower surface

122‧‧‧shell

122a‧‧‧Snap projection

122b‧‧‧ buttonhole

123a, 123b ‧‧‧ gap

124‧‧‧ Display

126‧‧‧ Nose rest

213‧‧‧Pivot

213a‧‧‧Snap projection

213b‧‧‧ buttonhole

E1‧‧‧Edge

E2, E4‧‧‧‧Edge

E3, E5‧‧‧ lower edge

F1, F2, F3‧‧‧force

SP‧‧‧ Space

T1‧‧‧step difference

A-A ’, B-B’‧‧‧ hatching

ΔT‧‧‧ Relative displacement

Δθ‧‧‧ Relative rotation angle

FIG. 1 is a schematic diagram of a head-mounted device according to an embodiment of the present invention. 2A to 2C are exploded views of the head-mounted device of FIG. 1 at different viewing angles. FIG. 3 is another exploded view of the head-mounted device. FIG. 4A is a schematic diagram of some components of the head-mounted device. FIG. 4B is a schematic view of the structure of the nose pad in FIG. 4A and another state. Fig. 4C is a cross-sectional view of the head-mounted device of Fig. 4A taken along line A-A '. FIG. 5A is a schematic diagram of a nose pad structure according to another embodiment of the present invention. Fig. 5B is a cross-sectional view of the nose pad structure of Fig. 5A taken along the line B-B '. FIG. 5C is a schematic view of the nose pad structure of FIG. 5A in another state.

Claims (16)

A nose pad structure suitable for a head-mounted device, the nose pad structure comprising: a first nose pad having a first fixing portion and a first free portion, the first fixing portion being assembled to the head-mounted device; and A second nose pad has a second fixing portion and a second free portion. The second fixing portion is assembled to the headgear. The first free portion and the second free portion overlap with each other movably. When a person wears the head-mounted device, the first nose pad and the second nose pad cover and contact the user's nose, wherein the overlapping state of the first free part and the second free part depends on the user's nose Metaphysical adjustment. For example, the nose pad structure of the head-mounted device described in item 1 of the scope of patent application, the head-mounted device has a nose-rest portion and a face-rest portion. When the user wears the head-mounted device, the user's face resists By the face rest part, the first free part and the second free part rest between the nose rest part and the user's nose. The nose pad structure of the head-mounted device according to item 2 of the scope of the patent application, wherein the lower edge of the first free portion or the lower edge of the second free portion abuts the lower edge of the nose rest portion. The nose pad structure of the head-mounted device according to item 2 of the scope of patent application, wherein the upper edge of the nose rest portion maintains a space relative to the first free portion and the second free portion, and when the user wears the headgear Device, the user ’s nose drives the first free part and the second free part to generate displacement and deformation when adjusting the overlapped state, and the space accommodates the displacement and deformation. The nose pad structure of the head-mounted device according to item 2 of the patent application scope, wherein the head-mounted device further has a pair of gaps between the nose-rest portion and the face-rest portion, and the first fixing portion and the second The fixing portions respectively extend into the pair of slits and are assembled in the headgear, so that a part of the first free part and a part of the second free part close the pair of slits. The nose pad structure of the head-mounted device according to item 2 of the scope of patent application, further comprising a first wing portion extending from the first free portion, and a second wing portion extending from the second free portion, The first wing portion and the second wing portion are respectively disposed on the lower surface of the face rest portion so as to be abutted between the user's nose wing and the face rest portion. The nose pad structure of the head-mounted device according to item 1 of the scope of patent application, further comprising a pivoting part connecting the first free part and the second free part, and the user's nose contacts and drives the first free part And the second free part rotates around the pivoting part as a center to adjust the overlapping state of the first free part and the second free part. The nose pad structure of the head-mounted device according to item 7 of the scope of the patent application, wherein the pivoting portion is adjacent to the lower edge of the first free portion and the lower edge of the second free portion, so that when the overlapping state is adjusted, An upper edge of the first free portion and an upper edge of the second free portion are rotated and displaced relative to the pivot portion. A head-mounted device includes a body having a display screen and a nose rest portion, the nose rest portion is located below the center of the display screen, and the body further has a body extending away from the display screen and extending away from the display screen. And a nose pad structure, which is assembled on the body and fills the step, wherein the nose pad structure includes: a first nose pad having a first nose pad A fixed portion and a first free portion, the first fixed portion is assembled to the body; and a second nose pad having a second fixed portion and a second free portion, the second fixed portion is assembled to the body, the The first free part and the second free part movably overlap each other. When a user wears the headgear, the nose pad structure abuts between the user's nose and the nose rest part. The first free part The overlapping state of the part and the second free part is adjusted according to the nose shape of the user. The head-mounted device according to item 9 of the scope of patent application, wherein the lower edge of the first free portion or the lower edge of the second free portion abuts the lower edge of the nose rest portion. The head-mounted device according to item 9 of the scope of patent application, wherein the upper edge of the nose rest portion maintains a space relative to the first free portion and the second free portion. When the user wears the head-mounted device, the The user's nose drives the first free part and the second free part to generate displacement and deformation when adjusting the overlapping state, and the space accommodates the displacement and deformation. The headgear device according to item 9 of the patent application scope, wherein the headgear device further has a pair of gaps between the nose rest portion and the trailing edge, and the first fixing portion and the second fixing portion are respectively Protrude into the pair of slots and assemble the body so that a portion of the first free portion and a portion of the second free portion close the pair of slots. The head-mounted device according to item 9 of the scope of patent application, further comprising a face rest portion provided at the trailing edge, and the nose pad structure further includes a first wing portion extending from the first free portion, and A second wing portion extending from the second free portion, the first wing portion and the second wing portion are respectively disposed on a lower surface of the face rest portion so as to be abutted against the nose of the user and the face Between the back. The head-mounted device according to item 9 of the patent application scope, wherein the nose pad structure further includes a pivoting portion connecting the first free portion and the second free portion, and the nose of the user contacts and drives the first The free part and the second free part rotate around the pivoting part to adjust the overlapping state of the first free part and the second free part. The head-mounted device according to item 14 of the patent application scope, wherein the pivot portion is adjacent to a lower edge of the first free portion and a lower edge of the second free portion, so that when the overlapped state is adjusted, the first An upper edge of the free portion and an upper edge of the second free portion are rotated and displaced relative to the pivot portion. The head-mounted device according to item 13 of the patent application, wherein a part of the face contacting the user's face is a discontinuous contour, and the nose pad structure continues the discontinuous contour.